onion plant

/ˌʌnjən plænt/

Other forms: onion plants

Definitions of onion plant

1. noun

   bulbous plant having hollow leaves cultivated worldwide for its rounded edible bulb
   synonyms: Allium cepa, onion

   types:

   Allium ascalonicum, Allium cepa aggregatum, eschalot, multiplier onion, shallot

   type of onion plant producing small clustered mild-flavored bulbs used as seasoning

   Allium cepa viviparum, Egyptian onion, top onion, tree onion

   type of perennial onion grown chiefly as a curiosity or for early salad onions; having bulbils that replace the flowers

   Allium fistulosum, Japanese leek, Welsh onion

   Asiatic onion with slender bulbs; used as early green onions

   Allium haematochiton, red-skinned onion

   onion with white to deep red tunic; California

   type of:

   alliaceous plant

   bulbous plants having a characteristic pungent onion odor